Tech levels
From Hastur
 |
The GURPS tech level scale is used, mostly since d20 Progress Levels are too coarse on the upper end.
| TL | Name | Description | PL |
|---|---|---|---|
| 0 | Stone Age | 0 | |
| 1 | Bronze Age | Athens | 1 |
| 2 | Iron Age | Rome | 1 |
| 3 | Medieval | pre-1450 | 2 |
| 4 | Renaissance/Colonial | 1450-1700 | 3 |
| 5 | Industrial | 1701-1900 | 4 |
| 6 | World Wars | 1901-1950 | 5 |
| 7 | Modern | 1951-2000 | 5 |
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